(N.) A cheesy Exclamation used at Basketball Games by idiots to make people feel like they have really accomplished something.
"Three-Pointer! Boom Shacka Lacka!"
by G-Union 2 November 10, 2004
The oppressive gangster group which kidnaps innocent people and forces them to be in their group and do terrible things.
Macatha was almost killed after being abducted by the Boom Shakalacka, but luckily Shaquika was there to save her...
by Bored Student 101 October 04, 2018